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ARM: Pass VMA to copy_user_highpage() implementations

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Our copy_user_highpage() implementations may require cache maintainence.
Ensure that implementations have all necessary details to perform this
maintainence.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King
2009-10-05 15:17:45 +01:00
parent 8a0382f6fc
commit f00a75c094
9 changed files with 13 additions and 12 deletions
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4
arch/arm/mm/copypage-v6.c
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@@ -34,7 +34,7 @@ static DEFINE_SPINLOCK(v6_lock);
* attack the kernel's existing mapping of these pages.
*/
static void v6_copy_user_highpage_nonaliasing(struct page *to,
struct page *from, unsigned long vaddr)
struct page *from, unsigned long vaddr, struct vm_area_struct *vma)
{
void *kto, *kfrom;
@@ -73,7 +73,7 @@ static void discard_old_kernel_data(void *kto)
* Copy the page, taking account of the cache colour.
*/
static void v6_copy_user_highpage_aliasing(struct page *to,
struct page *from, unsigned long vaddr)
struct page *from, unsigned long vaddr, struct vm_area_struct *vma)
{
unsigned int offset = CACHE_COLOUR(vaddr);
unsigned long kfrom, kto;